Car truck



Dec. 24, 1929. c KS 1,740,511

CAR TRUCK Filed 001;. 28, 1927 2 Sheets-Sheet 1 Dec 24, 1929. LC. HlCKS 1,740,511

GAR TRUCK Filed Oct. 28. 1927 2 Sheets-Sheet 2 /rr/hi was 7 ATTORNEY of oil films. The oppositely disposed cones further enhance the efficiency of the journaling elements by receiving and sustainin ,the shifts of load from tilting of the axle or other causes, providing adequate bearing surfaces and effectively operating bearings for the temporary thrusts or impacts, or for stress coincidental with a vertical burden.

What I claim and desire to secure by Letters Patent is:

1. In combination with a car truck and the wheel journals thereof, a side frame comprising a cast element having ring-shaped ournal housings integral therewith, a journal casing in each ring-shaped housing, roller bearing sets supported between the wheel journal and the journal casing, a cover plate fixed to the 'ournal casing, and a keeper ring attached to:the ring-shaped housing to retain the journal casing.

2. In combination with a car truck and the wheel journals thereof, a side frame comprising a cast) element having journal housings integraltherewith, each housing having an interior annular casing-retaining flange, a journal casing in the housing, tapered roller bearing sets supported between the wheel journal and the journal casing having outer and inner races, a cover plate fixed to the journal casing having a shoulder bearing against one of said outerraces, and a keeper ring attached )to the housing to retain the journal casing.

3. In combination with a car truck and thewheel journals thereof, a side frame having ring shaped journal housings integral therewith, and having cylindrical bores, a journal casing in each ring-shaped housing having a I laterally curved periphery to provide rocking contact with the journal housings, and keeper rings for limiting longitudinal movement of the journal-casing in the journal housings. 4 r i 4. In combination witha car truck and the wheel journals thereof,-a side framehaving integral ring-shaped journal housings, a journal casing in eachring-sha'ped housing having rocking contact with relation to the journal housings, roller bearing sets sup- 50 ported between the wheel journal and the ournal casing, a cover plate fixed to the journal casing to retain the bearing sets and means for limiting longitudinal movement of the journal casings in the journal housings,

in testimony whereof ll aflix my signature.

v ravine G'HICKS. 

